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Finding the Fourth Proportional to 330.32, 495.06 and 184.05

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Solution

The fourth proportional to 330.32, 495.06 and 184.05 is: 275.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    330.32 : 495.06 = 184.05 : x
  2. Step 2: Convert to fraction form
    330.32/495.06 = 184.05/x
  3. Step 3: Cross multiply
    330.32x = 495.06 × 184.05
  4. Step 4: Simplify right side
    330.32x = 91,115.79
  5. Step 5: Solve for x
    x = 91,115.79/330.32
  6. Step 6: Final answer
    x = 275.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.